body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.tab-container {
    display: flex;
    width: 100%;
    max-width: 1300px;
    margin: 20px auto;
}

.tabs {
    width: 25%;
}

.resp-tabs-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.resp-tabs-list li {
    padding: 15px;
    background: #f1f1f1;
    cursor: pointer;
    border-bottom: 1px solid #ccc;
    transition: background 0.3s;
}

.resp-tabs-list li:hover {
    background: #ddd;
}

.resp-tabs-list li.active {
    background: #ccc;
    font-weight: bold;
}

.tab-content {
    width: 75%;
    padding: 20px;
    border-left: 1px solid #ccc;
}

.tab {
    display: none;
}

.tab.active {
    display: block;
}